{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76259",
    "entityType": "User",
    "nonce": "0x313bc000953925b4d6a327cdf3a91fdeab09450acefa8d39c7fc925589494f6c",
    "signature": "0x8d3d5d07dda174ac8ee7938a0d9ebbecd060015f359e0a9737a403dd4880b08977873ec4c4a749abd8e2ee374fb7779bfb74295197d2efca54fad8065ade10601c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}